hi,i`m buying e30 next week. it is 2 door model,323i auto year 83.price is around 14k,is it worth?already viewed the car,looks good to me. service records is unknown since i got the car from used car dealer. what do i need to check before i buy the car? (p/s:already pay booking fee)any info about this model? what type of engine? gearbox? comes with lsd or not? what is the cost if i want to convert to manual?the speed meter is not working but rpm is ok,what is the problem?